Synopsis
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Seasons
1964
9 eps · 1964-02-04
1965
24 eps · 1965-01-06
1966
23 eps · 1966-01-02
1967
23 eps · 1967-01-17
1968
24 eps · 1968-01-02
1969
37 eps · 1969-01-02
1970
37 eps · 1970-01-05
1971
32 eps · 1971-01-04
1972
33 eps · 1972-01-03
1973
32 eps · 1973-01-04
1974
33 eps · 1974-01-07
1975
26 eps · 1975-01-20
1976
30 eps · 1976-01-05
1977
23 eps · 1977-01-07
1978
24 eps · 1978-01-06
1979
25 eps · 1979-02-26
1980
25 eps · 1980-01-14
1981
27 eps · 1981-01-05
1982
22 eps · 1982-01-11
1983
24 eps · 1983-01-10
1984
22 eps · 1984-01-09
1985
16 eps · 1985-01-07
1986
22 eps · 1986-01-06
1987
22 eps · 1987-01-05
1988
25 eps · 1988-01-04
1989
20 eps · 1989-01-09
1990
20 eps · 1990-01-08
1991
23 eps · 1991-01-07
1992
19 eps · 1992-01-06
1993
21 eps · 1993-01-04
1994
21 eps · 1994-01-10
1995
20 eps · 1995-01-09
1996
16 eps · 1996-01-08
1997
15 eps · 1997-02-27
1998
18 eps · 1998-02-19
1999
14 eps · 1999-01-28
2000
19 eps · 2000-01-12
2001
11 eps · 2001-01-25
2002
18 eps · 2002-01-10
2003
19 eps · 2003-01-09
2004
18 eps · 2004-01-08
2005
20 eps · 2005-01-13
2006
19 eps · 2006-01-12
2007
9 eps · 2007-03-13
2008
17 eps · 2008-01-15
2009
18 eps · 2009-01-26
2009-2010
14 eps · 2009-10-13
2010-2011
15 eps · 2010-09-27
2011-2012
13 eps · 2011-08-08
2012-2013
16 eps · 2012-07-23
2013-2014
11 eps · 2013-08-12
2014-2015
18 eps · 2014-08-18
2016
16 eps · 2016-03-16
2017
15 eps · 2017-01-19
2018
13 eps · 2018-02-05
2019
6 eps · 2019-01-23
2020
8 eps · 2020-01-16
2021
4 eps · 2021-01-04
2022
4 eps · 2022-03-31
2024
1 eps · 2024-07-22
2025
4 eps · 2025-08-18
2026
1 eps · 2026-04-15
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View TMDB-provided episode dates, cast, and synopsis for Horizon. Horizon is listed on BBC Two.